~ tracking down this book ~
only cover on file
Reports on Observations of the Total Solar Eclipse of December 22, 1870
“Conducted Under the Direction of Rear Admiral B.F. Sands, U.S.N., Superintendent ...”
1871194 pages~3½h read
only cover on file
Reports on Observations of the Total Solar Eclipse of December 22, 1870
“Conducted Under the Direction of Rear Admiral B.F. Sands, U.S.N., Superintendent ...”
1871194 pages~3½h read
“Subjects of observation .”
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